Voltage testing device for microcomputer control cabinet of diesel locomotive

Abstract

The utility model relates to the technical field of internal combustion locomotive voltage testing, and discloses an internal combustion locomotive microcomputer control cabinet voltage testing device which comprises a workbench, the top of the workbench is rotatably connected with a placing plate, the interior of the placing plate is slidably connected with two limiting plates, and the top of the workbench is fixedly connected with a supporting frame. The voltage testing device for the microcomputer control cabinet of the internal combustion locomotive has the following advantages and effects that the microcomputer control cabinet can be fixed through the cooperation of a third motor, a second screw rod and a limiting plate, and the microcomputer control cabinet can be fixed through the cooperation of a first motor, a first screw rod, a movable plate, a voltmeter and an electric connecting column; when the electric connecting columns at the bottom of the moving plate are in contact with the microcomputer control cabinet, current flows to the ampere meter, the voltmeter can measure the voltage of the microcomputer control cabinet, the result is displayed on the voltmeter, the voltage of the microcomputer control cabinet is tested, and the testing method is simple and convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of internal combustion locomotive voltage testing, in particular to a voltage testing device for a microcomputer control cabinet of an internal combustion locomotive. Background Art

[0002] The diesel locomotive microcomputer control cabinet is a control system designed for quasi-high-speed electric transmission diesel locomotives. It can not only perform constant power excitation and anti-idling control, but also protect the main electrical equipment. The existing voltage testing device of the diesel locomotive microcomputer control cabinet generally manually locates and tests the voltage of the microcomputer control cabinet, which has many steps and is relatively cumbersome, making the power module test inconvenient and thus not very practical.

[0003] In this regard, the utility model provides a voltage testing device for a microcomputer control cabinet of a diesel locomotive to solve the problem. Utility Model Content

[0004] The utility model aims to provide a voltage test device for a microcomputer control cabinet of a diesel locomotive, which can solve the problems raised in the above-mentioned background technology.

[0005] The above technical purpose of the utility model is achieved through the following technical solutions: a voltage testing device for a microcomputer control cabinet of a diesel locomotive, comprising a workbench, a placement plate is rotatably connected to the top of the workbench, two limit plates are slidably connected to the inside of the placement plate, a support frame is fixedly connected to the top of the workbench, a first motor is fixedly connected to the top of the support frame, a first screw rod is fixedly connected to one side of the output shaft of the first motor, a movable plate is threadedly connected to the outer surface of the first screw rod, a voltmeter is fixedly connected to the top of the movable plate, and an electrical connection column is fixedly connected to the bottom of the movable plate.

[0006] By adopting the above technical solution, the device can be tested simply.

[0007] The utility model is further configured as follows: the electrical connection column is electrically connected to a voltmeter and a power source.

[0008] The utility model is further configured as follows: a connecting plate is fixedly connected to the bottom of the workbench, a second motor is fixedly connected to one side of the connecting plate, a first bevel gear is fixedly connected to one side of an output shaft of the second motor, and a second bevel gear is meshed with an outer surface of the first bevel gear.

[0009] By adopting the above technical solution, the placement plate can be rotated.

[0010] The utility model is further configured as follows: a rotating shaft is fixedly connected inside the second bevel gear, and the top of the rotating shaft is fixedly connected to the bottom of the placement plate.

[0011] The utility model is further configured as follows: a slot hole is provided on the top of the workbench, a first fixing hole is provided on the top of the workbench, and the interior of the first fixing hole is plugged into the outer surface of the rotating shaft.

[0012] The utility model is further configured as follows: a plug-in board is fixedly connected to the bottom of the placement plate, the outer surface of the plug-in board is plugged into the inside of the slot hole, and the bottom of the plug-in board overlaps the inner bottom wall of the slot hole.

[0013] The utility model is further configured as follows: a third motor is fixedly connected to one side of the placement plate, a second screw rod is fixedly connected to one side of the output shaft of the third motor, and a first sliding groove is opened on the top of the placement plate.

[0014] By adopting the above technical solution, the limiting plate can be moved.

[0015] The utility model is further configured as follows: a slider is fixedly connected to the bottom of the two limit plates, the interiors of the two sliders are threadedly connected to the outer surface of the second screw rod, the outer surfaces of the two sliders are slidably connected to the interior of the first slide groove, and the bottoms of the two limit plates are overlapped with the top of the placement plate.

[0016] The utility model is further configured as follows: a guide rod is slidably connected inside the movable plate, and one side of the guide rod is fixedly connected to one side of the support frame.

[0017] The utility model is further configured as follows: a second slide groove is provided on both sides of the support frame, and the interiors of the two second slide grooves are plugged into the outer surface of the movable plate.

[0018] The beneficial effects of the utility model are as follows: the voltage testing device for the microcomputer control cabinet of a diesel locomotive can fix the microcomputer control cabinet through the cooperation of the third motor, the second screw rod and the limit plate, so that the stability during the test is good; through the cooperation of the second motor, the first bevel gear and the second bevel gear, the rotation of the placement plate can drive the microcomputer control cabinet to rotate together, so that the angle during the test can be changed, so that the device is more practical; through the cooperation of the first motor, the first screw rod, the moving plate, the voltmeter and the electrical connection column, when the electrical connection column at the bottom of the moving plate contacts the microcomputer control cabinet, the current will flow to the ammeter, and the voltmeter can measure the voltage of the microcomputer control cabinet, and display the result on the voltmeter at the same time, so as to complete the test of the voltage of the microcomputer control cabinet; the testing method is simple and convenient, and solves the problem that the manual positioning and voltage and testing of the microcomputer control cabinet are complicated and the steps are many, which makes the power module test inconvenient and the practicality is not strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 It is a front structural schematic diagram of the utility model;

[0022] Figure 3 It is a side view structural schematic diagram of the utility model;

[0023] Figure 4 It is a schematic diagram of the explosion structure of the utility model.

[0024] In the figure, 1, workbench; 101, support frame; 2, placement plate; 201, plug-in board; 3, limit plate; 4, first motor; 5, first screw rod; 6, moving plate; 601, guide rod; 7, voltmeter; 8, electrical connection column; 9, second motor; 10, first bevel gear; 11, second bevel gear; 12, third motor; 13, second screw rod. DETAILED DESCRIPTION

[0025] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Reference Figure 1-4, a voltage testing device for a microcomputer control cabinet of a diesel locomotive comprises a workbench 1, a placing plate 2 is rotatably connected to the top of the workbench 1, two limit plates 3 are slidably connected inside the placing plate 2, a support frame 101 is fixedly connected to the top of the workbench 1, a first motor 4 is fixedly connected to the top of the support frame 101, the first motor 4 is started, the output shaft of the first motor 4 rotates to drive the first screw rod 5 to rotate, the first screw rod 5 rotates to drive the moving plate 6 to move, and then when the electrical connection column 8 at the bottom of the moving plate 6 contacts the microcomputer control cabinet, the current will flow to the ammeter 7, the voltmeter 7 can measure the voltage of the microcomputer control cabinet, and display the result on the voltmeter 7, so as to complete the test of the voltage of the microcomputer control cabinet, a first screw rod 5 is fixedly connected to one side of the output shaft of the first motor 4, the outer surface of the first screw rod 5 is threadedly connected to the moving plate 6, the top of the moving plate 6 is fixedly connected to the voltmeter 7, and the bottom of the moving plate 6 is fixedly connected to the electrical connection column 8.

[0027] By adopting the above technical solution, the device is made.

[0028] The electrical connection column 8 is electrically connected to the voltmeter 7 and the power supply.

[0029] A connecting plate is fixedly connected to the bottom of the workbench 1, and a second motor 9 is fixedly connected to one side of the connecting plate. A first bevel gear 10 is fixedly connected to one side of the output shaft of the second motor 9. A second bevel gear 11 is meshed on the outer surface of the first bevel gear 10. When the second motor 9 is started, the output shaft of the second motor 9 rotates to drive the first bevel gear 10 to rotate, and the rotation of the first bevel gear 10 drives the second bevel gear 11 to rotate. The rotation of the second bevel gear 11 drives the rotating shaft to rotate, and the rotation of the rotating shaft drives the placement plate 2 to rotate, so that the rotation of the placement plate 2 can drive the microcomputer control cabinet to rotate together, so that the angle during testing can be changed, thereby making the device more practical.

[0030] A rotating shaft is fixedly connected inside the second bevel gear 11 , and the top of the rotating shaft is fixedly connected to the bottom of the placement plate 2 .

[0031] A slot is formed on the top of the workbench 1 , and a first fixing hole is formed on the top of the workbench 1 . The inside of the first fixing hole is plugged into the outer surface of the rotating shaft.

[0032] The bottom of the placement plate 2 is fixedly connected with a plug-in board 201, the outer surface of the plug-in board 201 is plugged into the inside of the slot, and the bottom of the plug-in board 201 overlaps with the inner bottom wall of the slot. By setting the plug-in board 201 to be plugged into the inside of the slot, the placement plate 2 is made more stable when rotating, thereby improving the stability of the device during testing.

[0033] A third motor 12 is fixedly connected to one side of the placement plate 2, and a second screw rod 13 is fixedly connected to one side of the output shaft of the third motor 12. A first slide groove is opened on the top of the placement plate 2. When the third motor 12 is started, the output shaft of the third motor 12 rotates to drive the second screw rod 13 to rotate, and the rotation of the second screw rod 13 drives the two sliders to move. The movement of the two sliders drives the two limit plates 3 to move, and then when the two limit plates 3 are close to each other, the microcomputer control cabinet is fixed.

[0034] The bottom of the two limit plates 3 is fixedly connected to a slider, the interior of the two sliders is threadedly connected to the outer surface of the second screw rod 13, the outer surfaces of the two sliders are slidably connected to the inside of the first slide groove, and the bottom of the two limit plates 3 overlaps the top of the placement plate 2.

[0035] A guide rod 601 is slidably connected inside the movable plate 6 , and one side of the guide rod 601 is fixedly connected to one side of the support frame 101 .

[0036] A second sliding groove is provided on both sides of the support frame 101 , and the interiors of the two second sliding grooves are plugged into the outer surface of the moving plate 6 .

[0037] In the utility model, when the voltage of the diesel locomotive microcomputer control cabinet voltage testing device is tested, the microcomputer control cabinet is placed on the top of the placement plate 2, and then the third motor 12 is started, the output shaft of the third motor 12 rotates to drive the second screw rod 13 to rotate, the second screw rod 13 rotates to drive the two sliders to move, the two sliders move to drive the two limit plates 3 to move, and then when the two limit plates 3 are close to each other, the microcomputer control cabinet is fixed, and then the first motor 4 is started, the output shaft of the first motor 4 rotates to drive the first screw rod 5 to rotate, the first screw rod 5 rotates to drive the moving plate 6 to move, and then when the electrical connection column 8 at the bottom of the moving plate 6 contacts the microcomputer control cabinet, the current will flow to the ammeter 7, the voltmeter 7 can measure the voltage of the electrical microcomputer control cabinet, and the result is displayed on the voltmeter 7, thereby completing the test of the voltage of the microcomputer control cabinet.

[0038] The diesel locomotive microcomputer control cabinet voltage test device can fix the microcomputer control cabinet through the cooperation of the third motor 12, the second screw rod 13 and the limit plate 3, so that the stability during the test is good. Through the cooperation of the second motor 9, the first bevel gear 10 and the second bevel gear 11, the rotation of the placement plate 2 can drive the microcomputer control cabinet to rotate together, so that the angle during the test can be changed, so that the device is more practical. Through the cooperation of the first motor 4, the first screw rod 5, the moving plate 6, the voltmeter 7 and the electrical connection column 8, when the electrical connection column 8 at the bottom of the moving plate 6 contacts the microcomputer control cabinet, the current will flow to the ammeter 7, and the voltmeter 7 can measure the voltage of the microcomputer control cabinet, and display the result on the voltmeter 7, so as to complete the test of the voltage of the microcomputer control cabinet. The test method is simple and convenient, and solves the problem that the manual positioning and voltage and testing of the microcomputer control cabinet are complicated and the steps are many, which makes the power module test inconvenient and the practicality is not strong.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A voltage test device for a microcomputer control cabinet of a diesel locomotive, characterized in that: The invention comprises a workbench (1), the top of the workbench (1) is rotatably connected to a placement plate (2), the interior of the placement plate (2) is slidably connected to two limit plates (3), the top of the workbench (1) is fixedly connected to a support frame (101), the top of the support frame (101) is fixedly connected to a first motor (4), one side of the output shaft of the first motor (4) is fixedly connected to a first screw rod (5), the outer surface of the first screw rod (5) is threadedly connected to a moving plate (6), the top of the moving plate (6) is fixedly connected to a voltmeter (7), and the bottom of the moving plate (6) is fixedly connected to an electrical connection column (8).

2. A voltage test device for a diesel locomotive microcomputer control cabinet according to claim 1, characterized in that: The electrical connection column (8) is electrically connected to the voltmeter (7) and the power supply.

3. A voltage test device for a diesel locomotive microcomputer control cabinet according to claim 2, characterized in that: A connecting plate is fixedly connected to the bottom of the workbench (1), a second motor (9) is fixedly connected to one side of the connecting plate, a first bevel gear (10) is fixedly connected to one side of the output shaft of the second motor (9), and a second bevel gear (11) is meshed on the outer surface of the first bevel gear (10).

4. A voltage test device for a diesel locomotive microcomputer control cabinet according to claim 3, characterized in that: A rotating shaft is fixedly connected inside the second bevel gear (11), and the top of the rotating shaft is fixedly connected to the bottom of the placement plate (2).

5. A voltage test device for a diesel locomotive microcomputer control cabinet according to claim 4, characterized in that: A slot hole is provided on the top of the workbench (1), and a first fixing hole is provided on the top of the workbench (1), wherein the interior of the first fixing hole is plugged into the outer surface of the rotating shaft.

6. A voltage test device for a diesel locomotive microcomputer control cabinet according to claim 5, characterized in that: A plug-in board (201) is fixedly connected to the bottom of the placement plate (2), the outer surface of the plug-in board (201) is plugged into the interior of the slot, and the bottom of the plug-in board (201) overlaps the inner bottom wall of the slot.

7. A voltage test device for a diesel locomotive microcomputer control cabinet according to claim 6, characterized in that: A third motor (12) is fixedly connected to one side of the placement plate (2), a second screw rod (13) is fixedly connected to one side of the output shaft of the third motor (12), and a first sliding groove is provided on the top of the placement plate (2).

8. A voltage test device for a diesel locomotive microcomputer control cabinet according to claim 7, characterized in that: The bottom of the two limit plates (3) is fixedly connected to a slider, the interior of the two sliders is threadedly connected to the outer surface of the second screw rod (13), the outer surfaces of the two sliders are slidably connected to the inside of the first slide groove, and the bottom of the two limit plates (3) is overlapped with the top of the placement plate (2).

9. A voltage test device for a diesel locomotive microcomputer control cabinet according to claim 8, characterized in that: A guide rod (601) is slidably connected inside the movable plate (6), and one side of the guide rod (601) is fixedly connected to one side of the support frame (101).

10. A voltage test device for a diesel locomotive microcomputer control cabinet according to claim 9, characterized in that: A second sliding groove is provided on both sides of the support frame (101), and the interiors of the two second sliding grooves are plugged into the outer surface of the movable plate (6).

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